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Our simple idea that changed the world of load testing

Whale and Crane

Test structures up to thousands of tons.

With a range of bags designed to test everything from cranes to flightdeck elevators and from bridges to lifeboats, we have the solution for virtually every load testing challenge.

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Latest news

  • 12/05/2016

    Not only for big load tests....

    Water Weights are not only for big tests. Small capacity bags (500 lbs to 15 tonnes) are also available for rent, sale or turnkey service from all Water Weights locations. Ask about our specialist low headroom bags...
  • 16/03/2016

    Crane Load Testing- From a Repairer’s point of view!

    Crane Load Testing- From a Repairer's point of view!Load Testing- From a Repairer's point of view! By: Bruce MacPherson Certified Boom Repair Service, Northeast ASME B30.5-2011 5-2.2.2 guides decision making...
  • 17/06/2013

    Water Bag Drop Test Video

    Our bags have a physically proven factor of safety in excess of 6:1 and are proof load tested to over 2:1 prior to being taken into service. To watch a bag under test to achieve our quality standards, please click...
  • 17/06/2013

    LEEA 051 Oct2012: Guidance on the design, inspection, and use of water bags as test weights

    Guidance on the design, inspection, and use of water bags as test weights
    Document reference LEEA 051 dated 01 October 2012 Introduction
    This document outlines good practice of persons who design and...
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